Sennheiser CX CX 80U
form factor in-ear
wireless false
31 Overall Score
Price MX$899
About This Earbuds
Sennheiser CX 80U delivers pure, balanced sound through a wired USB C connection. Enjoy digital clarity, lightweight comfort, and easy control with its in-line remote and mic. No pairing. No charging. Just the unmistakable Sennheiser sound, instantly connected.
- Signature Sennheiser sound tuning Balanced, natural audio with clear detail and controlled bass.
- Wired in-ear headphones with USB-C connection Direct digital connection for instant plug-and-play use with modern devices. Works with smartphones, tablets, laptops, and other USB C devices.
- Digital audio transmission Uncompressed sound quality through a stable wired connection.
- Lightweight, compact design Comfortable for everyday listening and easy to carry.
- Inline remote with microphone Easy control of calls, music playback, and voice assistants.
- Multiple ear tip sizes (S / M / L) Secure, personalized fit with effective passive noise isolation.
- Durable build quality Designed for reliable daily use.
Overview
Performance
Pros & Cons
Pros
- Strong comfort (70th percentile) 70th
Cons
- Below average connectivity (9th percentile) 9th
- Below average sound (28th percentile) 28th
- Below average anc (30th percentile) 30th
- Below average build (33th percentile) 33th
Specifications
Full Specifications
Design
| Form Factor | in-ear |
| Wearing Style | in-ear |
| Ear Tips | S, M, L |
| Weight | 0.0 kg / 0.1 lbs |
Audio
| Freq Min | 17 |
| Freq Max | 20000 |
| Impedance | 28 |
Connectivity
| Wireless | No |
Earbud Battery
| Charging | USB-C |
Case Battery
| Case Charging | USB-C |
Microphone
| Microphone | Yes |
Value & Pricing
May 4, 2026 MX$899
vs Competition
| Spec | Sennheiser CX CX 80U | Technics Reference Class EAH-AZ100-K | Sony WF-1000XM5 WF-1000XM5 | Bose QuietComfort Ultra 896637-0010 | EarFun Air Pro Air Pro 4+ | Samsung Galaxy Buds3 Pro SM-R630NZWAXAR |
|---|---|---|---|---|---|---|
| Form Factor | in-ear | in-ear | in-ear | in-ear | in-ear | in-ear |
| Driver Type | - | Planar Magnetic | dynamic | Dynamic | hybrid | Dynamic |
| Wireless | false | true | true | true | true | true |
| Active Noise Cancellation | - | true | true | true | true | true |
| Bluetooth Version | - | 5.3 | 5.3 | 5.3 | 6.0 | 5.4 |
| Battery Life Hours | - | 10 | 8 | 6 | 12 | 6 |
| Case Battery Hours | - | 28 | 24 | 18 | 54 | 26 |
| Water Resistance | - | IPX4 | IPX4 | IPX4 | IP55 | Water-Resistant |
| Multipoint | - | true | true | true | true | true |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| Sennheiser CX CX 80U | 29.5 | 36.3 | 33.3 | 28 | 47.2 | 70.4 | 9.1 | 46.7 |
| Technics Reference Class EAH-AZ100-K Compare | 96.5 | 96.8 | 78.9 | 96.5 | 82.6 | 70.4 | 99.1 | 89.4 |
| Sony WF-1000XM5 WF-1000XM5 Compare | 96.5 | 96.8 | 78.9 | 99.3 | 76 | 93.4 | 100 | 80.2 |
| Bose QuietComfort Ultra 896637-0010 Compare | 96.5 | 90.3 | 78.9 | 96.4 | 47.2 | 93.4 | 97.8 | 96.9 |
| EarFun Air Pro Air Pro 4+ Compare | 96.5 | 96.8 | 91.3 | 99.8 | 96.3 | 70.4 | 99.3 | 80.2 |
| Samsung Galaxy Buds3 Pro SM-R630NZWAXAR Compare | 96.5 | 96.8 | 69.7 | 91.8 | 73 | 93.4 | 99.7 | 89.4 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
